class ChangeProductAttributeTemplatesId < ActiveRecord::Migration
  def self.up
    remove_column :procates,:product_attribute_templates_id
    add_column :procates,:template_category_id,:integer
  end

  def self.down
    add_column :procates,:product_attribute_templates_id,:integer
    remove_column :procates,:template_category_id
  end
end
